Mission type | Long-duration expedition |
---|---|
Operator | NASA / Roscosmos |
Mission duration | 170 days, 1 hour and 21 minutes |
Expedition | |
Space station | International Space Station |
Began | 6 April 2024 |
Ended | 23 September 2024 |
Arrived aboard | |
Departed aboard | Soyuz MS-25 |
Crew | |
Crew size | 7–12 |
Members |
|
EVAs | 2 |
EVA duration | 5 hours and 7 minutes |
Expedition 71 mission patch From left: Grebenkin, Caldwell-Dyson, Barratt, Chub, Dominick, Kononenko, and Epps with Williams (top left) and Wilmore (top right) |
Expedition 71 was the 71st long-duration expedition to the International Space Station. The expedition began with the departure of Soyuz MS-24 on 6 April 2024 [1] with Russian cosmonaut Oleg Kononenko continuing his ISS command from Expedition 70. [2] [3] It ended with his departure on Soyuz MS-25 with crewmates from MS-24 and MS-25 on 23 September 2024. [4] [5]
Initially, the expedition consisted of Kononenko, his Russian Soyuz MS-24 crewmate Nikolai Chub (both on a year long ISS mission since 15 September 2023), and his American Soyuz MS-25 crewmate, Tracy Caldwell-Dyson, who launched on 23 March 2024, as well as SpaceX Crew-8 crewmates, American astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Russian cosmonaut Alexander Grebenkin, who launched on 4 March 2024 and were transferred from Expedition 70 after Soyuz MS-24 departure. [5] [3] [6]
NASA astronauts Barry Wilmore and Sunita Williams arrived at the station on 6 June 2024 as part of the Boeing Crew Flight Test. Their visit was planned to be brief. [4] [7] [8] However, due to technical issues with their spacecraft, their stay was extended, and they became de facto members of the ISS crew. They assisted with various tasks, including research, housekeeping, and maintenance. [9] On 24 August 2024, NASA announced that the Boeing Starliner spacecraft would return to Earth unmanned with Wilmore and Williams returning on the SpaceX Crew-9 mission in early 2025. NASA also announced that Wilmore and Williams would formally be added to the Expedition 71/72 crew. [10]
Events involving crewed spacecraft are listed in bold.
Previous mission: Expedition 70
6 April 2024 – Soyuz MS-24 Undocking (includes Visiting Expedition 21), official switch from Expedition 70
25 April 2024 – EVA-1 (VKD-62) Kononenko/Chub: 4 hrs, 36 mins
28 April 2024 – CRS SpX-30 Undocking
2 May 2024 – SpaceX Crew-8 Redocking
28 May 2024 – Progress MS-25/86P Undocking
1 June 2024 – Progress MS-27/88P Docking
6 June 2024 – Boeing Crew Flight Test Docking [8]
24 June 2024 – EVA-2 (US-90) Dyson/Barratt: 0 hrs, 31 mins
12 July 2024 – CRS NG-20 Unberthing & Release
6 August 2024 – CRS NG-21 Capture & Berthing
13 August 2024 – Progress MS-26/87P Undocking
17 August 2024 – Progress MS-28/89P Docking
4 September 2024 – Wilmore and Williams' seat liner moved from Boeing CFT swapped to SpaceX Crew-8 for CFT uncrewed landing [11]
6 September 2024 – Boeing Crew Flight Test Uncrewed Undocking [8]
11 September 2024 – Soyuz MS-26 Docking
22 September 2024 – ISS Expedition 71/72 Change of Command Ceremony from Oleg Kononenko to Sunita Williams
23 September 2024 – Soyuz MS-25 Undocking, official switch to Expedition 72
Next: Expedition 72
Flight [4] | Crew member | Increment 71a | Increment 71b | Increment 71c |
---|---|---|---|---|
6 Apr – 6 Jun 2024 | 6 Jun – 11 Sep 2024 | 11 – 23 Sep 2024 | ||
Soyuz MS-25 | Oleg Kononenko, Roscosmos Fifth spaceflight | Commander [1] | ||
Nikolai Chub, Roscosmos First spaceflight | Flight Engineer | |||
Tracy Caldwell-Dyson, NASA Third spaceflight | Flight Engineer | |||
SpaceX Crew-8 | Matthew Dominick, NASA First spaceflight | Flight Engineer | ||
Michael Barratt, NASA Third spaceflight | Flight Engineer | |||
Jeanette Epps, NASA First spaceflight | Flight Engineer | |||
Alexander Grebenkin, Roscosmos First spaceflight | Flight Engineer | |||
Boeing Crew Flight Test | Barry E. Wilmore, NASA Third spaceflight | Off Station | Flight Engineer | |
Sunita Williams, NASA Third spaceflight | Off Station | Flight Engineer | ||
Soyuz MS-26 | Aleksey Ovchinin, Roscosmos Third [lower-alpha 1] spaceflight | Off Station | Flight Engineer | |
Ivan Vagner, Roscosmos Second spaceflight | Off Station | Flight Engineer | ||
Donald Pettit, NASA Fourth spaceflight | Off Station | Flight Engineer |
Mission | Astronauts | Docking (UTC) | Undocking (UTC) | Duration |
---|---|---|---|---|
Boeing Crew Flight Test | Barry Wilmore, NASA Sunita Williams, NASA | 6 June 2024, 17:34 [8] | 6 September 2024, 22:04 (uncrewed) [8] | 93 days |
Besides the expedition crew, a Boeing Starliner spacecraft is visiting the station for a crewed flight test, consisting of NASA astronauts Barry Wilmore and Sunita Williams. [8] The spacecraft Calypso [14] launched and docked to the station in June 2024. The flight marked the first crewed test flight of the Starliner. Crew members were scheduled to stay aboard the station for approximately 6 days, but the mission was extended due to issues with the spacecraft. Despite months of testing, NASA felt it was not able to understand why the thrusters malfunctioned and decided that it was too risky to return Wilmore and Williams to Earth aboard Starliner. Instead, they will ride down on the SpaceX Crew-9 Dragon capsule, and the Boeing spacecraft returned uncrewed. Until Crew-9 arrived, they along with their seat liners moved to SpaceX Crew-8, their temporary emergency evacuation spacecraft, after which they and their seat liners transferred to Crew-9. [15] It was the first launch of humans from Cape Canaveral since Apollo 7 in October 1968 and first launch of humans from SLC-41. [8] |
Vehicle [4] | Purpose | Port | Docking/capture date | Undocking date |
---|---|---|---|---|
Vehicles inherited from Expedition 70 | ||||
Progress MS-25 | Cargo | Poisk zenith | 3 Dec 2023 | 28 May 2024 |
CRS NG-20 | Cargo | Unity nadir | 1 Feb 2024 | 12 Jul 2024 |
Progress MS-26 | Cargo | Zvezda aft | 17 Feb 2024 | 13 Aug 2024 |
SpaceX Crew-8 "Endeavour" | Exp. 70/71 crew | Harmony forward | 5 Mar 2024 | 2 May 2024 (redock) |
CRS SpX-30 | Cargo | Harmony zenith | 23 Mar 2024 | 28 Apr 2024 |
Soyuz MS-25 "Kazbek" | Exp. 70/71 crew, Visiting Expedition 21 | Prichal nadir | 25 Mar 2024 | 23 Sep 2024 |
Vehicles docked during Expedition 71 | ||||
SpaceX Crew-8 "Endeavour" | Exp. 70/71 crew | Harmony zenith | 2 May 2024 (redock) | 23 Oct 2024 (Exp. 72) (scheduled) |
Progress MS-27 | Cargo | Poisk zenith | 1 Jun 2024 | Nov 2024 (Exp. 72) (scheduled) |
Boeing CFT "Calypso" | Visiting CCDev mission | Harmony forward | 6 Jun 2024 | 6 Sep 2024 |
CRS NG-21 | Cargo | Unity nadir | 6 Aug 2024 | Jan 2025 (Exp. 72) (scheduled) |
Progress MS-28 | Cargo | Zvezda aft | 17 Aug 2024 | 2025 (Exp. 72) (scheduled) |
Soyuz MS-26 "Burlak" | Exp. 71/72 crew | Rassvet nadir | 11 Sep 2024 | Mar 2025 (Exp. 72) (scheduled) |
The Prichal aft, forward, starboard, and aft ports all have yet to be used since the module originally docked to the station and are not included in the table.
Edward Michael "Mike" Fincke is an American astronaut who formerly held the American record for the most time in space. His record was broken by Scott Kelly on October 16, 2015.
Sunita Lyn "Suni" Williams is an American astronaut, retired U.S. Navy officer, and former record holder for most spacewalks by a woman (seven) and most spacewalk time for a woman. Williams was assigned to the International Space Station as a member of Expedition 14 and Expedition 15. In 2012, she served as a flight engineer on Expedition 32 and then commander of Expedition 33. In 2024, she returned to the ISS on the Boeing Crew Flight Test, the first crewed mission of the Boeing Starliner; her return to Earth has been delayed until February 2025. As such, from August 2024 until February 2025, Williams and fellow astronaut Butch Wilmore are pivoting ahead to undertake various scientific experiments and maintenance tasks aboard the International Space Station.
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Oleg Dmitriyevich Kononenko is a Russian cosmonaut. He has flown to the International Space Station five times as a flight engineer for Expedition 17 aboard Soyuz TMA-12, as a flight engineer on Expedition 30 and commander of Expedition 31 aboard Soyuz TMA-03M, as a flight engineer on Expedition 44 and Expedition 45 aboard Soyuz TMA-17M, as a flight engineer on Expedition 57 and commander of Expedition 58 and Expedition 59 aboard Soyuz MS-11, and as a flight engineer on Expedition 69 and Expedition 70 and commander of Expedition 71 aboard Soyuz MS-24/Soyuz MS-25.
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Tracy Caldwell Dyson is an American chemist and NASA astronaut. She was a mission specialist on Space Shuttle Endeavour flight STS-118 in August 2007 and has participated in two long-duration missions to the International Space Station, Expedition 23 and 24 from April to September 2010 and Expedition 70 and 71 from March to September 2024. She has completed four spacewalks, logging nearly 24 hours of extravehicular activity.
Anatoli Alekseyevich Ivanishin is a former Russian cosmonaut. His first visit to space was to the International Space Station on board the Soyuz TMA-22 spacecraft as an Expedition 29/Expedition 30 crew member, launching in November 2011 and returning in April 2012. Ivanishin was the commander of the International Space Station for Expedition 49.
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Expedition 58 was the 58th expedition to the International Space Station, which began on December 20, 2018 with the departure of the Expedition 57 crew. It was commanded by cosmonaut Oleg Kononenko, with astronauts Anne McClain and David Saint-Jacques as flight engineers; the trio launched on board Soyuz MS-11 on December 3, 2018, marking the 100th orbital launch of the year.
Expedition 59 was the 59th Expedition to the International Space Station. It started with the arrival of the Soyuz MS-12 spacecraft carrying Aleksey Ovchinin, Nick Hague and Christina Koch, joining Oleg Kononenko, David Saint-Jacques and Anne McClain who transferred from Expedition 58. The expedition formally began on March 15, 2019. Ovchinin and Hague were originally meant to fly to the ISS aboard Soyuz MS-10, but returned to Earth minutes after takeoff due to a contingency abort. The expedition formally ended with the undocking of the Soyuz MS-11 spacecraft carrying Kononenko, Saint-Jacques and McClain on 24 June 2019; Ovchinin, Hague and Koch transferred to Expedition 60.
Expedition 60 was the 60th Expedition to the International Space Station, which began on 24 June 2019 with the undocking of the Soyuz MS-11 spacecraft. The expedition was commanded by Aleksey Ovchinin, who transferred from Expedition 59 together with American flight engineers Nick Hague and Christina Koch. They were joined by Aleksandr Skvortsov, Luca Parmitano and Andrew Morgan, who arrived on Soyuz MS-13 on 20 July 2019. The expedition ended on 3 October 2019, when Soyuz MS-12 undocked from the station and Koch, Skvortsov, Parmitano and Morgan transferred to Expedition 61.
Expedition 61 was the 61st Expedition to the International Space Station, which began on 3 October 2019 with the undocking of the Soyuz MS-12 spacecraft. The Expedition was commanded by ESA astronaut Luca Parmitano, who became the third European and first Italian astronaut to command the ISS. Parmitano, along with his Soyuz MS-13 colleagues Aleksandr Skvortsov and Andrew Morgan, and Christina Koch from Soyuz MS-12, transferred over from Expedition 60. They were joined by Oleg Skripochka and Jessica Meir, who launched on 25 September 2019 on board Soyuz MS-15.
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Expedition 69 was the 69th long-duration expedition to the International Space Station. The expedition began with the uncrewed departure of Soyuz MS-22 in March 2023 with Russian cosmonaut Sergey Prokopyev continuing his ISS command from Expedition 68. It ended with his departure with his crewmates onboard Soyuz MS-23 on 27 September 2023.
Expedition 70 was the 70th long-duration expedition to the International Space Station. The expedition began with the departure of Soyuz MS-23 on 27 September 2023 with Danish astronaut Andreas Mogensen taking over the ISS command. It ended with the departure of Soyuz MS-24 on 6 April 2024.
Expedition 72 is the 72nd long-duration expedition to the International Space Station (ISS). The expedition began with the departure of Soyuz MS-25 on 23 September 2024 and is led by Sunita Williams, her second time serving as commander of the ISS.
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